* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html, body {
            width: 100%;
            max-width: 100%;
            overflow-x: hidden;
            position: relative;
        }
        body {
            font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
            background-color: #ffffff;
            color: #1e2a3a;
        }
        :root {
            --primary-blue: #0b5ed7;
            --dark-bg: #0a1929;
            --border-radius-sm: 8px;
        }
        /* 全局圆角 */
        .btn, .card,.product-detail-card, .recommend-card {
            border-radius: var(--border-radius-sm) !important;
        }
	
        /* 导航栏 */
        .navbar-custom {
            background-color: #0b5ed7 !important;
            padding: 0.75rem 1rem;
            box-shadow: 0 4px 12px rgba(0,0,0,0.1);
        }
        .navbar-custom .navbar-brand img {
            height: 48px;
            max-width: 100%;
        }
        .navbar-custom .nav-link {
            color: white !important;
            font-weight: 500;
            margin: 0 0.2rem;
            transition: 0.2s;
        }
        .navbar-custom .nav-link:hover {
            color: #ffdd99 !important;
        }
        /* PC端右侧联系方式 */
        .nav-contact-icons {
            display: flex;
            align-items: center;
            gap: 1.2rem;
            color: white;
        }
        .nav-contact-icons a {
            color: white;
            text-decoration: none;
            font-size: 0.9rem;
            font-weight: 500;
        }
        .nav-contact-icons a:hover {
            color: #ffdd99;
        }
        /* 下拉菜单 (简洁) */
        .custom-dropdown {
            position: relative;
        }
        .custom-dropdown .dropdown-menu-custom {
            position: absolute;
            top: 100%;
            left: 0;
            background: white;
            min-width: 180px;
            box-shadow: 0 8px 20px rgba(0,0,0,0.1);
            opacity: 0;
            visibility: hidden;
            transition: all 0.2s ease;
            z-index: 1000;
            border: none;
            margin-top: 0.25rem;
            list-style: none;
            padding: 0.5rem 0;
        }
        .custom-dropdown .dropdown-menu-custom li a {
            display: block;
            padding: 0.5rem 1.5rem;
            color: #1e2a3a;
            text-decoration: none;
            font-weight: 500;
        }
        .custom-dropdown .dropdown-menu-custom li a:hover {
            background-color: #e9f0ff;
            color: #0b5ed7;
        }
        @media (min-width: 992px) {
            .custom-dropdown:hover .dropdown-menu-custom {
                opacity: 1;
                visibility: visible;
            }
        }
        .dropdown-menu-custom.show-mobile {
            opacity: 1 !important;
            visibility: visible !important;
        }
        /* 语言切换 */
        .lang-custom {
            position: relative;
            cursor: pointer;
        }
        .lang-current {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .lang-current img {
            width: 20px;
			border-radius:0 !important;
        }
        .lang-dropdown-custom {
            position: absolute;
            top: 100%;
            right: 0;
            background: white;
            min-width: 130px;
            box-shadow: 0 8px 20px rgba(0,0,0,0.1);
            opacity: 0;
            visibility: hidden;
            transition: 0.2s;
            z-index: 1000;
            list-style: none;
            padding: 0.5rem 0;
            margin-top: 0.5rem;
        }
        .lang-custom:hover .lang-dropdown-custom {
            opacity: 1;
            visibility: visible;
        }
        .lang-dropdown-custom li a {
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 0.5rem 1rem;
            color: #1e2a3a;
            text-decoration: none;
        }
        .lang-dropdown-custom li a img {
            width: 20px;
			border-radius:0 !important;
        }
        .lang-dropdown-custom li a:hover {
            background: #eef2ff;
			color: #1e2a3a;
        }
        /* 移动端折叠菜单内联系块 */
        .mobile-contact-block {
            margin-top: 1rem;
            padding-top: 1rem;
            border-top: 1px solid rgba(255,255,255,0.2);
        }
        .mobile-contact-block a {
            color: white;
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 0.6rem 0;
            font-weight: 500;
        }
        .mobile-lang-switch {
            display: flex;
            gap: 12px;
            margin-top: 10px;
            flex-wrap: wrap;
        }
        .mobile-lang-switch a {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: white;
            background: rgba(255,255,255,0.15);
            padding: 6px 12px;
            border-radius: 30px;
            font-size: 0.8rem;
        }
		
		       /* Footer */
        .footer {
            background-color: #0a1929;
            color: #e2e8f0;
            padding-top: 50px;
            padding-bottom: 30px;
        }
        .footer .social-icons i {
            font-size: 1.4rem;
            margin-right: 18px;
        }
        .footer h5 {
            color: white;
            font-weight: 700;
            margin-bottom: 1.2rem;
        }
        .footer-links {
            padding-left: 0;
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 0.6rem;
        }
        .footer a {
            color: #cbd5e1;
            text-decoration: none;
        }
        .footer a:hover {
            color: white;
            text-decoration: underline;
        }
        .copyright {
            border-top: 1px solid #1e2f44;
            padding-top: 20px;
            margin-top: 30px;
            text-align: center;
            font-size: 0.8rem;
        }
		
        @media (max-width: 991px) {
            .navbar-toggler {
                order: 2;
                border: 1px solid white !important;
                background-color: transparent;
                margin-left: auto;
            }
            .navbar-toggler-icon {
                background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='white' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e") !important;
            }
            .navbar-brand {
                margin-right: auto;
            }
            .nav-contact-icons {
                display: none !important;
            }
            .navbar-collapse {
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background-color: #0b5ed7;
                z-index: 1050;
                padding: 1rem;
                max-height: 80vh;
                overflow-y: auto;
            }
        }
        /* 面包屑 */
        .breadcrumb-custom {
            background: #f8fafc;
            padding: 12px 0;
           
        }